What is a JS Beautifier?

This is a specialized browser-based tool that allows you to work with js beautifier securely and efficiently.

Is my data secure when using the JS Beautifier?

Yes. All processing happens entirely within your browser locally. No data is sent to external servers.

JS Beautifier

Format and beautify messy or minified JavaScript code. Use this free and completely local tool securely in your browser to get the best developer experience.

Minified/Messy JS:

Beautified JS:

Format messy or minified JavaScript code. Our tool properly indents blocks, loops, and functions to make the code readable and easy to debug.

Features

Standardizes indentation.
Separates logically distinct blocks of code.
Great for inspecting bundled or 3rd-party scripts.